(Fall_completions): Use enum for type of table.

diff --git a/src/minibuf.c b/src/minibuf.c
index 9c21be3f068d86ca47bfc461c065afc758582f3e..863528819f8bcd483e0e63c60dfcfb7ee4a47ef2 100644 (file)
--- a/src/minibuf.c
+++ b/src/minibuf.c
@@ -1288,11 +1288,14 @@ is used to further constrain the set of candidates.  */)
   int bestmatchsize = 0;
   /* These are in bytes, too.  */
   int compare, matchsize;
-  int type = (HASH_TABLE_P (collection) ? 3
-             : VECTORP (collection) ? 2
-             : NILP (collection) || (CONSP (collection)
-                                     && (!SYMBOLP (XCAR (collection))
-                                         || NILP (XCAR (collection)))));
+  enum { function_table, list_table, obarray_table, hash_table}
+    type = (HASH_TABLE_P (collection) ? hash_table
+           : VECTORP (collection) ? obarray_table
+           : ((NILP (collection)
+               || (CONSP (collection)
+                   && (!SYMBOLP (XCAR (collection))
+                       || NILP (XCAR (collection)))))
+              ? list_table : function_table));
   int index = 0, obsize = 0;
   int matchcount = 0;
   int bindcount = -1;
@@ -1300,7 +1303,7 @@ is used to further constrain the set of candidates.  */)
   struct gcpro gcpro1, gcpro2, gcpro3, gcpro4;
 
   CHECK_STRING (string);
-  if (type == 0)
+  if (type == function_table)
     return call3 (collection, string, predicate, Qnil);
 
   bestmatch = bucket = Qnil;
@@ -1308,7 +1311,7 @@ is used to further constrain the set of candidates.  */)
 
   /* If COLLECTION is not a list, set TAIL just for gc pro.  */
   tail = collection;
-  if (type == 2)
+  if (type == obarray_table)
     {
       collection = check_obarray (collection);
       obsize = XVECTOR (collection)->size;
@@ -1322,7 +1325,7 @@ is used to further constrain the set of candidates.  */)
       /* elt gets the alist element or symbol.
         eltstring gets the name to check as a completion. */
 
-      if (type == 1)
+      if (type == list_table)
        {
          if (!CONSP (tail))
            break;
@@ -1330,7 +1333,7 @@ is used to further constrain the set of candidates.  */)
          eltstring = CONSP (elt) ? XCAR (elt) : elt;
          tail = XCDR (tail);
        }
-      else if (type == 2)
+      else if (type == obarray_table)
        {
          if (!EQ (bucket, zero))
            {
@@ -1351,7 +1354,7 @@ is used to further constrain the set of candidates.  */)
              continue;
            }
        }
-      else /* if (type == 3) */
+      else /* if (type == hash_table) */
        {
          while (index < HASH_TABLE_SIZE (XHASH_TABLE (collection))
                 && NILP (HASH_HASH (XHASH_TABLE (collection), index)))
@@ -1405,15 +1408,17 @@ is used to further constrain the set of candidates.  */)
                tem = Fcommandp (elt, Qnil);
              else
                {
-                 if (bindcount >= 0) {
-                   unbind_to (bindcount, Qnil);
-                   bindcount = -1;
-                 }
+                 if (bindcount >= 0)
+                   {
+                     unbind_to (bindcount, Qnil);
+                     bindcount = -1;
+                   }
                  GCPRO4 (tail, string, eltstring, bestmatch);
-                 tem = type == 3
-                   ? call2 (predicate, elt,
-                            HASH_VALUE (XHASH_TABLE (collection), index - 1))
-                   : call1 (predicate, elt);
+                 tem = (type == hash_table
+                        ? call2 (predicate, elt,
+                                 HASH_VALUE (XHASH_TABLE (collection),
+                                             index - 1))
+                        : call1 (predicate, elt));
                  UNGCPRO;
                }
              if (NILP (tem)) continue;